<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片视图区域 -->
    <el-card>
      <!-- 搜索与添加 -->
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            class="input-with-select"
            v-model="queryInfo.query"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="search"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4"
          ><el-button type="primary" @click="addDialogVisible = true"
            >添加用户</el-button
          ></el-col
        >
      </el-row>

      <!-- 表格信息 -->
      <el-table :data="userList" border style="width: 100%">
        <el-table-column fixed prop="username" label="姓名"> </el-table-column>
        <el-table-column prop="email" label="邮箱"> </el-table-column>
        <el-table-column prop="mobile" label="电话"> </el-table-column>
        <el-table-column prop="role_name" label="角色"> </el-table-column>
        <el-table-column label="状态">
          <template slot-scope="scope">
            <el-switch
              v-model="scope.row.mg_state"
              active-color="#13ce66"
              inactive-color="#ff4949"
              @change="userStateChange(scope.row)"
            >
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column fixed="right" label="操作">
          <template slot-scope="scope">
            <el-tooltip
              lass="item"
              effect="dark"
              content="修改"
              placement="top"
            >
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
                @click="showEditDialog(scope.row)"
              ></el-button>
            </el-tooltip>
            <el-tooltip
              lass="item"
              effect="dark"
              content="删除"
              placement="top"
            >
              <el-button
                type="primary"
                icon="el-icon-delete"
                size="mini"
                @click="deleteUser(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <el-tooltip
              lass="item"
              effect="dark"
              content="分配角色"
              placement="top"
            >
              <el-button
                type="primary"
                icon="el-icon-setting"
                size="mini"
                @click="setRole(scope.row)"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>

      <el-pagination
        @size-change="handleChangeSize"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 3, 4]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>

    <!-- 添加用户对话框 -->
    <el-dialog
      title="添加用户"
      :visible.sync="addDialogVisible"
      @closed="addDialogVisibleClosed('add')"
    >
      <el-form
        :model="addForm"
        :rules="addFormRules"
        ref="addFormRef"
        label-width="70px"
      >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password" show-password></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisibleClosed('add')">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </div>
    </el-dialog>

    <!-- 修改用户对话框 -->
    <el-dialog
      title="修改用户"
      :visible.sync="editDialogVisible"
      @closed="addDialogVisibleClosed('edit')"
    >
      <el-form
        :model="editForm"
        :rules="addFormRules"
        ref="editFormRef"
        label-width="70px"
      >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisibleClosed('edit')">取 消</el-button>
        <el-button type="primary" @click="editUser">确 定</el-button>
      </div>
    </el-dialog>

    <!-- 分配角色对话框 -->
    <el-dialog
      title="分配角色"
      :visible.sync="setRoleDialogVisible"
      @closed="addDialogVisibleClosed('role')"
    >
    <div>
      <p>当前的用户:{{userInfo.username}}</p>
      <p>当前的角色:{{userInfo.role_name}}</p>
      <el-select v-model="userRole" placeholder="请选择">
        <el-option v-for="item in roleList"
          :key="item.id"
          :label="item.roleName"
          :value="item.id">
        </el-option>
      </el-select>
    </div>
      <div slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisibleClosed('role')">取 消</el-button>
        <el-button type="primary" @click="setRoleDialog">确 定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    // 验证邮箱
    var checkEmail =(rule ,value, cb) =>{

      const regEmail=/^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-z0-9_-])+/
      if(regEmail.test(value)){
        return cb()
      }
      cb(new Error('请输入正确的邮箱'))
    }
    // 验证手机号
    var checkMobile =(rule ,value, cb) =>{
      const regEmail=/^(0|86|17951)?(13[0-9]|15[012356789]|17[678]18[0-9]|14[57])[0-9]{8}$/
      if(regEmail.test(value)){
        return cb()
      }
      cb(new Error('请输入正确的手机号'))
    }
    return {
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 2,
      },
      addDialogVisible: false,
      editDialogVisible: false,
      userList: [],
      roleList:[],
      total: 0,
      editForm:{},
      userInfo:'',
      userRole:'',
      addForm: {
        username: "",
        password: "",
        email: "",
        mobile: ""
      },
      addFormRules: {
        username: [
          {
            required: true,
            message: "请输入用户名",
            trigger: "blur",
          },
          {
            min: 6,
            max: 10,
            message: "用户名长度在6-10个字符之间",
            trigger: "blur",
          },
        ],
        password: [
          {
            required: true,
            message: "请输入密码",
            trigger: "blur",
          },
          {
            min: 6,
            max: 10,
            message: "密码长度在6-10个字符之间",
            trigger: "blur",
          }
        ],
        email: [
          {
            required: true,
            message: "请输入邮箱",
            trigger: "blur",
          },
          {
            validator:checkEmail,
            trigger:"blur"
          }
        ],
        mobile: [
          {
            required: true,
            message: "请输入手机号",
            trigger: "blur",
          },
          {
            min: 11,
            max: 11,
            message: "长度为11位",
            trigger: "blur",
          }
        ],
      },
      setRoleDialogVisible:false
    }
  },
  created() {
    this.getUserList()
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get("/users", {
        params: this.queryInfo,
      })
      console.log(res)
      if (res.meta.status !== 200)
        return this.$message.error("获取用户信息失败")
      this.total = res.data.total
      this.userList = res.data.users
    },
    handleChangeSize(res) {
      this.queryInfo.pagesize = res
      this.getUserList()
    },
    handleCurrentChange(val) {
      this.queryInfo.pagenum = val
      this.getUserList()
    },
    search() {
      this.getUserList()
    },
    async userStateChange(userInfo) {
      const { data: res } = await this.$http.put(
        `users/${userInfo.id}/state/${userInfo.mg_state}`
      )
      console.log(res)
      if (res.meta.status !== 200) {
        userInfo.mg_state = !userInfo.mg_state
        return this.$message.error("更新失败")
      }
      return this.$message.success("更新成功")
    },
    // 添加对话框关闭
    addDialogVisibleClosed(state){
      if(state=='add'){
        this.$refs.addFormRef.resetFields()
        this.addDialogVisible=false
      }else if(state ==='edit'){
        this.$refs.editFormRef.resetFields()
        this.editDialogVisible=false
      }else if(state==='role'){
        this.userRole=''
        this.setRoleDialogVisible=false
      }
    },
    // 添加新用户
    addUser(){
      this.$refs.addFormRef.validate(async value =>{
        if(!value) return
          const {data : res} = await this.$http.post('/users', this.addForm)
          if(res.meta.status!==201) return this.$message.error('添加失败')
          this.addDialogVisible=false
          this.getUserList()
          return this.$message.success(res.meta.msg)
      })
    },
    showEditDialog(user){
      this.editDialogVisible=true
      this.editForm=user
    },
    editUser(){
      this.$refs.editFormRef.validate(async value =>{
        if(!value) return
          const {data : res} = await this.$http.put(`/users/${this.editForm.id}`, this.editForm)
          if(res.meta.status!==200) return this.$message.error('修改失败')
          this.editDialogVisible=false
          this.getUserList()
          return this.$message.success(res.meta.msg)
      })
    },
    deleteUser(id){
       this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          showCancelButton: true,
          cancelButtonClass : 'cancel',
          type: 'warning'
        }).then(async () => {
          const {data : res} =await this.$http.delete(`users/${id}`)
          console.log(res)
          if(res.meta.status!==200) return this.$message.error('删除失败')
          this.getUserList()
          this.$message({
            type: 'success',
            message: '删除成功!'
          });

        }).catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除'
          });          
        });
    },
    async setRole(user){
      const {data:res} =await this.$http.get('roles')
      if(res.meta.status!==200) return this.$message.error('获取角色列表失败')
      this.roleList=res.data
      this.userInfo=user
      this.setRoleDialogVisible=true
    },
    async setRoleDialog(){
      if(!this.userRole) return this.$message.error('没有分配角色')
      const {data:res} =await this.$http.put(`users/${this.userInfo.id}/role`,{rid:this.userRole})
      if(res.meta.status!==200) return this.$message.error('更新角色失败')
      this.$message.success('分配成功')
      this.setRoleDialogVisible=false
      this.getUserList()
    }
  }
}
</script>

<style lang="less" scope>
.cancel{
  color: aqua;
  font-size: 12px;
}
</style>